China's polar icebreakers Xuelong, Xuelong 2 to conduct scientific researches in Southern Ocean

Aerial photo taken on Dec. 24, 2019 shows members of China's 36th Antarctic expedition team working on China's polar icebreaker Xuelong 2. China's polar icebreakers Xuelong and Xuelong 2 will conduct scientific researches in the Southern Ocean. (Xinhua/Liu Shiping)